#if "@sort@" == "" || "@sort@" == "<default>"
	#if "@materialType@" == "distortion"
		#define SORTKEY "distortion"
	#elif "@materialType@" == "dynamic foliage"
		#define SORTKEY "first"
	#elif "@polygonOffset@" == "Static Decal"
		#define SORTKEY "decal - static decal"
	#elif "@polygonOffset@" == "Weapon Impact"
		#define SORTKEY "decal - weapon impact"
	#elif "@materialType@" == "effect"
		#define SORTKEY "effect - auto sort"
	#elif "@materialType@" == "objective" || "@blendFunc@" == "Blend" || "@blendFunc@" == "Add" || "@blendFunc@" == "Screen Add"
		#define SORTKEY "blend / additive"
	#elif "@blendFunc@" == "Multiply"
		#define SORTKEY "multiplicative"
	#elif "@materialType@" == "sky"
		#define SORTKEY "sky"
	#elif "@materialType@" == "model ambient"
		#define SORTKEY "opaque ambient"
	#else
		#define SORTKEY "opaque"
	#endif
#else
	#define SORTKEY "@sort@"
#endif

// The sort key is stored in an 8-bit number (0-255).
// There are four sort keys that allow auto-sorting:  32, 96, 160, and 224.
// These are followed by 31 sort keys that are reserved and should never be explicitly specified: 33-63, 97-127, 161-191, and 225-255.
// The code relies on auto-sorting for effects and weapon impact decals.

#if SORTKEY == "distortion" || SORTKEY == "first"
	sort( 0 );
#elif SORTKEY == "opaque water"
	sort( 1 );
#elif SORTKEY == "boat hull"
	sort( 2 );
#elif SORTKEY == "opaque ambient"
	sort( 3 );
#elif SORTKEY == "opaque"
	sort( 4 );
#elif SORTKEY == "sky"
	sort( 5 );
#elif SORTKEY == "skybox - sun / moon"
	sort( 6 );
#elif SORTKEY == "skybox - clouds"
	sort( 7 );
#elif SORTKEY == "skybox - horizon"
	sort( 8 );
#elif SORTKEY == "decal - bottom 1"
	sort( 9 );
#elif SORTKEY == "decal - bottom 2"
	sort( 10 );
#elif SORTKEY == "decal - bottom 3"
	sort( 11 );
#elif SORTKEY == "decal - static decal"
	sort( 12 );
#elif SORTKEY == "decal - middle 1"
	sort( 13 );
#elif SORTKEY == "decal - middle 2"
	sort( 14 );
#elif SORTKEY == "decal - middle 3"
	sort( 15 );
#elif SORTKEY == "dynamic water"
	sort( 16 );
#elif SORTKEY == "after dynamic water"
	sort( 17 );

// This must equal SORTKEY_DECAL in the engine.
#elif SORTKEY == "decal - weapon impact"
	sort( 24 );

#elif SORTKEY == "decal - top 1"
	sort( 29 );
#elif SORTKEY == "decal - top 2"
	sort( 30 );
#elif SORTKEY == "decal - top 3"
	sort( 31 );
#elif SORTKEY == "multiplicative"
	sort( 32 );
#elif SORTKEY == "banner / curtain"
	sort( 33 );
#elif SORTKEY == "hair"
	sort( 34 );
#elif SORTKEY == "underwater"
	sort( 35 );
#elif SORTKEY == "transparent water"
	sort( 36 );
#elif SORTKEY == "corona"
	sort( 37 );
#elif SORTKEY == "window inside"
	sort( 38 );
#elif SORTKEY == "window outside"
	sort( 39 );
#elif SORTKEY == "before effects - bottom"
	sort( 40 );
#elif SORTKEY == "before effects - middle"
	sort( 41 );
#elif SORTKEY == "before effects - top"
	sort( 42 );
#elif SORTKEY == "blend / additive"
	sort( 43 );

// This must equal SORTKEY_EFFECT_AUTO in the engine.
#elif SORTKEY == "effect - auto sort"
	sort( 48 );

#elif SORTKEY == "after effects - bottom"
	sort( 56 );
#elif SORTKEY == "after effects - middle"
	sort( 57 );
#elif SORTKEY == "after effects - top"
	sort( 58 );
#elif SORTKEY == "viewmodel effect"
	sort( 59 );

#else
	#error "Unknown sort '@sort@'"
#endif

#undef SORTKEY